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Felix Pankratz 2023-12-28 16:02:08 +01:00
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# Network Traffic visualized # Blink LEDs with network packets
![Blinking cube at 37C3](img/congress.jpg "Blinking Cube") ![Blinking cube at 37C3](img/congress.jpg "Blinking Cube")
## Using an ESP32-S2 to blink NeoPixels based on Wifi traffic ## Using an ESP32-S2 to blink NeoPixels based on Wifi traffic
Blinks white LEDs on receiving a ping, changes color of left or right part of the LED ring depending on the protocol used (TCP/UDP).
Color is determined by the port receiving the packet (`pixels.ColorHSV(port)`.
### Hardware setup ### Hardware setup
- Adafruit QT Py ESP32-S2 - Adafruit QT Py ESP32-S2